Update Include/cpython/tupleobject.h

Co-authored-by: Maurycy Pawłowski-Wieroński <5383+maurycy@users.noreply.github.com>

Author: vstinner

Include/cpython/tupleobject.h

@@ -43,7 +43,7 @@ PyAPI_FUNC(PyObject*) PyTuple_FromArray(
     PyObject *const *array,
     Py_ssize_t size);
 
-// --- Public PyUnicodeWriter API --------------------------------------------
+// --- Public PyTupleWriter API --------------------------------------------
 
 typedef struct PyTupleWriter {
     char _reserved[sizeof(Py_uintptr_t) * 20];